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Instructions: newnew <name>
Instructions: newnew <name> = <value>
Instructions: newnew Instructions: var
How does VScript::Value() work?: Var*&var <name>
Instructions: newnew Instructions: var
How does VScript::Value() work?: Var*&var <name> = <value>
Instructions: newnew Instructions: procproc <name> ( ) { <instructions> }
Instructions: newnew Text functions: file
Instructions: filefile <filename>
Instructions: newnew Text functions: file
Instructions: filefile <filename> = <text>
Instructions: newnew Text functions: link
Instructions: linklink <filename>
Instructions: newnew Text functions: link
Instructions: linklink <filename> = <text>
Instructions: newnew List functions: dir
Instructions: dir
Shell Immediate Commands: dirdir <filename>
Create Instructions: newnew Glossary: Variable, var_refvariable, Text functions: file
Instructions: filefile, Text functions: link
Instructions: linklink Operators: Boolean Or with Variable "||="
Operators: Bitwise Or with Variable "|="
Operators: Bitwise Or "|"
Operators: Boolean Or "||"or directory. An initial Glossary: Valuevalue is sometimes optional Operators: Boolean And with Variable "&&="
Operators: Bitwise And with Variable "&="
Operators: Bitwise And "&"
Operators: Boolean And "&&"and sometimes required. Flow control: do … loopDoes Flow control: if … then
Flow control: try … thenthe same as Flow control: if … thenif Instructions: newnew was omitted, except that Instructions: newnew fails with an error, Flow control: if … then
Flow control: if … thenif the item already Numeric functions: existsexists.
<filename> in Flow control: if … then
Flow control: try … thenthe above syntax charts are Glossary: text, text_valtext values.
<name> denotes an Vipsi command syntax: Identifiers (names)
Identifiers, names
Operators: Make Identifier "@"
Glossary: Name, Identifieridentifier, a Glossary: Variable, var_refvariable Vipsi command syntax: Identifiers (names)
Identifiers, names
Operators: Make Identifier "@"
Text functions: name
Glossary: Name, Identifiername.
For Flow control: if … then
Flow control: try … thenthe rest of it all see Vipsi command syntax: Instructions
Instructions
Glossary: Instructioninstructions --> Instructions: var
How does VScript::Value() work?: Var*&var, Instructions: procproc, Text functions: file
Instructions: filefile, Text functions: link
Instructions: linklink Operators: Boolean And with Variable "&&="
Operators: Bitwise And with Variable "&="
Operators: Bitwise And "&"
Operators: Boolean And "&&"and List functions: dir
Instructions: dir
Shell Immediate Commands: dirdir.
Just some examples:
/* create List functions: dir
Instructions: dir
Shell Immediate Commands: dirdir, Instructions: requirerequire a Instructions: newnew directory:
catch error, e.g. Flow control: if … thenif it already Numeric functions: existsexists.
*/
Flow control: try … thentry
Instructions: newnew List functions: dir
Instructions: dir
Shell Immediate Commands: dirdir "/usr/local/bin/vipsi/"
Flow control: if … then
Flow control: try … thenelse
Numeric functions: log
Numeric functions: loge
Instructions: loglog Constants: nlnl, «creating "/usr/local/bin/vipsi/" failed:»
Numeric functions: log
Numeric functions: loge
Instructions: loglog Constants: nlnl, errorstr
Flow control: if … then
Flow control: try … thenthen
/* two ways to create a Vipsi command syntax: Procedures
Data Types: Procedures
Glossary: Procedureprocedure Glossary: Variable, var_refvariable:
*/
Instructions: newnew Book.DummyReadHandler = Instructions: procproc(i) { Flow control: returnreturn i+1 }
Instructions: newnew Instructions: procproc Book.DummyReadHandler(i) { Flow control: returnreturn i+1 }
/* create Text functions: link
Instructions: linklink, Instructions: requirerequire Instructions: newnew Text functions: link
Instructions: linklink:
*/
Flow control: try … thentry
Instructions: newnew Text functions: link
Instructions: linklink "books" = "~/books/"
Flow control: if … then
Flow control: try … thenthen
/* create Text functions: file
Instructions: filefile, Instructions: requirerequire Instructions: newnew Text functions: file
Instructions: filefile:
e.g. dump all Glossary: Variable, var_refvariables.
*/
Flow control: try … thentry
Instructions: newnew Text functions: file
Instructions: filefile "testdata" = List functions: globals
Shell Immediate Commands: globalsglobals
Flow control: if … then
Flow control: try … thenthen
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